hearts45 hearts45
  • 03-11-2018
  • Mathematics
contestada

Help me find the answers for number problem 3 please

Help me find the answers for number problem 3 please class=

Respuesta :

Mareska95
Mareska95 Mareska95
  • 03-11-2018

x + 2y = 5 /* (-1)

3x + 2y = 9

__________

-x - 2y = -5

3x + 2y = 9

add these two equations

_______________

2x = 4

x = 4/2 = 2$ for a hotdog

2y = 5 - x = 5 - 2 = 3 => y = 3/2 = 1.5$ for a hamburger

Answer Link

Otras preguntas

Aled feeds his pet cat of a can of cat food each day. How many cans of cat food should Aled buy each week
If a power of appointment fails to appoint, what happens to the attempted trust's property? a) It reverts to the settlor b) It goes to the state c) It is distr
prove that the polynomial x^3 - x is divisible by 6 for whole number values of x
please help me solve this questions
Who is warren buffet
HELPPPPPPPPPP PLEASEEEEEEEE!!!!!!
The sum of the ages of two friends ia 15 years Two years ago, the product of their ages in years was 30 write the suitable quadratic equation to solve the probl
HELPPPPPPPPPPPPPPP!!!!!!!!!
який характер у месі​
100 points! PLEASE HELP!Describe the transformations that occurred: (Write your original points, show your work for each transformation, and then highlight your